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block/stream: fix -Werror=maybe-uninitialized false-positives

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../block/stream.c:193:19: error: ‘unfiltered_bs’ may be used uninitialized [-Werror=maybe-uninitialized]
../block/stream.c:176:5: error: ‘len’ may be used uninitialized [-Werror=maybe-uninitialized]
trace/trace-block.h:906:9: error: ‘ret’ may be used uninitialized [-Werror=maybe-uninitialized]

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Acked-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Reviewed-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
This commit is contained in:
Marc-André Lureau 2024-03-28 14:20:39 +04:00
parent 5791ba529b
commit ce2a0ef65c
1 changed files with 3 additions and 3 deletions
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6
block/stream.c
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@ -155,8 +155,8 @@ static void stream_clean(Job *job)
static int coroutine_fn stream_run(Job *job, Error **errp)
{
StreamBlockJob *s = container_of(job, StreamBlockJob, common.job);
BlockDriverState *unfiltered_bs;
int64_t len;
BlockDriverState *unfiltered_bs = NULL;
int64_t len = -1;
int64_t offset = 0;
int error = 0;
int64_t n = 0; /* bytes */
@ -177,7 +177,7 @@ static int coroutine_fn stream_run(Job *job, Error **errp)
for ( ; offset < len; offset += n) {
bool copy;
int ret;
int ret = -1;
/* Note that even when no rate limit is applied we need to yield
* with no pending I/O here so that bdrv_drain_all() returns.